homework3 - Determine whether there is sufficient...

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Unformatted text preview: Determine whether there is sufficient information for solving a triangle, with the given combination of angles and sides, by the law of sines. A, c, and a A} Yes B] No Determine whether there is Sufficient information for solving a triangle, with the given combination of angles and sides, by the lavv.r of sines. B, a, and c A} Yes B] No Solve the triangle, if possible. A} B = 3?.2'3', b = 325.? ft, c = 263.4 ft B} B = 3?.2”, b = 253.4 ft, c = 325.? ft C] B = 3?.2'3', b = 2?.2 ft, c = 22.1 ft D} B = 36.8”, b = 250.9 ft, c = 325.? ft A gu},r wire to a tower makes a ?£1” angle with level ground. At a point 31 ft farther from the tower than the wire but on the same side of the base as the wire, the angle of elevation to the top of the pole is 3U”. Find the wire length {to the nearest foot). A} 2? ft B] 49 ft C] 22 ft o} 44 ft To find the distance AB across a river, a distance BC = 840 m is laid off on one side of the river. it is found that B = 115.1” and C = 1?.5”. Find AB. A} 255 m B] 252 m C} 343 m D] 3415 m Find the area {if triangle ABC with the given parts. 1:: = 12.6 ft A = 363411‘ C = 333211 A}13?.fift2 3; 66.3 112 c; 61.3 £62 12-; 132.6 ft2 Determine the number at triangles ABC pussible with the given parts. a =3U,b=fi], A=?3” 1112 1313 C13 D11 Determine the number uf triangles ABC Feasible with the given parts. a =35,I:I=45,A=2=2lD A}] B] t} C] 3 D} 2 Determine the number {If triangles-1 ABC pussible with the given parts. a =24.b=2{}, A=£13u A} 2 B11 C] 11 D} 3 Find the misaing part3 {1f the triangle. A = SHIP a = 5.12 b = 111.24 A} B = 98.8", C = 88.0”, c = 8.8? B] No solution C} B = 60.80,. C = 60.0“, e = 8.8? D] B = 88.0”, C = 90.80, c = 8.8? Find the missing parts of the triangle. B = 4{1.1“ b = 24.1 in. I: = 19.4 in. A} A = 31.20, C = 108.3”, a: 35.4 in. C] A = 9830, C = 41.20, a: 35.4 in. C It: Find the missing parts of the triangie. A} B = 9U", C = tan”, b = 395 q B = 69°, C = 999,]:- = 99's Find the missing parts of the triangle. B = 81.3” 1:: =4.19 a =23.4 A} A = 39.659, C = 53.959, c = 29.59 c, A = 40.65”, C = 58.fl5°, c = 29.59 B] A = 1083?”, C = 31.2“, a: 35.4 in. D] No solution B}B=fiD”,C=9fl”,b=8 D} No solution B} A = 41.65“, C = 53.050, :2 = 31.59 D} No solution Find the missing parts 0f the triangle. C = 35°3fl‘ a = 1836 c = 1fi.15 A} ND snlutiun B] A = 42°25, B = HEDGE, b = 2?.2I]; A' = 13?”35‘, B' = fiUSS', b' = 3.35 C} A = 42°25", 13 =1020fl5', b = 25.19 D] A = 12°[15', I3 = 4225', b = 1?.52; A' = 6‘53, 13': 13?”35', b' = 26.19 To find the distance AB acrnss a river, a distance BC = 11E?r in is laid tiff 0n nne side [if the river. It is found that B = 105.8" and C = 15.5”. Find AB. A} 3H m 3131'? 1'11 C1314 In D] 3?1 In Find the length of side a. E 4 60” A 2 c A} 4 B] 4% c; 23;? n; M3 Find the langth of side a. H} mm B] 9' Find the meaaure of angle A. E (2] 9'5“ D]? D] 6D“ Find the missing parts of the triangle. C = 12].]D a = THU km b = 9.54:} km A} c = 18.1 km, A = 28.4“, B = 3D.5“‘ B] c = 21 km, A = 24.4”, B = 34.50 C“; c = 15.2 km, A = 26.4“, B = 32.50 D} Na triangle satisfies the given ennditians. Find the missing parts 0f the triangle. a = 8.? in. b = 131] in. e = 16.? in. A} Na triangle satisfies the given ennditians. B} A = 33.00), B = 48.32“; C = 98.68” Q A = 29"), B = SUEZ", C = lUflfiS" D} A = 31.00%, B = 51132", C = 98.68“ An airplane leaves an airport and flies due west 13H miles and then 2142} miles in the directit‘in 22°3fl'. Assuming the earth is flat, how far is the plane frflm the airpflrt at this time (tn the nearest mile}? m 254 mi a; 32H mi c; 310 mi n} 254 mi The sides of a parallelogram are 11 ft and 13 ft. One angle is 41” while another angle is 139'”. Find the lengths of the diagonals [if the parallelogram (tn- the nearest tEnth [if a Emit]. m 15.5 ft and 15.5 a a; 15.5 ft and 5.5 ft Q 5.5 ft mid 22.5 ft n; 24.2 ft and 555.5 ft Twe- airplanes leave an airpurt at the same time, one going northwest at 415 mph and the other going east at 333 mph. How far apart are the planes after 3 hours {tn the neareet mile]? A} 1??“ mi B] ZINE mi C] 1656 mi D] ("1'92 mi Find the area {if triangle ABC with the given parts. a =11.5 Cm b =13? Cm c: 14.01311 A} {-31 cm2 H] 64 cm2 C) H} (21112 D] 6? cm2 ...
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This note was uploaded on 07/12/2010 for the course MATH 1500 taught by Professor Wilson during the Spring '10 term at University of Utah.

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homework3 - Determine whether there is sufficient...

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